how to get domain selection part of the form from the Multi-Domains plugin onto the front-page

Dear Sir,
Blog details/yes,I'd like to create a new site/
Blog URL
http://____________ ____________Domains

Please see screenshot

I want to add this to home page up of slide, similar with and

how to let registering Blog URL dropdown show or link to home page

I have wpmu and bodypress with multi-domains plugins, have lot of domains already add to the multi domains plugins.

I want to show available domains on my network.

How to easy show/display/link it to home page, let the user easy see it, take sub domains then keep to register page.

Thank you!